Hi Bin, > -----Original Message----- > From: Park, Aiden > Sent: Sunday, August 25, 2019 9:56 PM > To: 'Bin Meng' <bmeng...@gmail.com> > Cc: Andy Shevchenko <andy.shevche...@gmail.com>; u-boot@lists.denx.de > Subject: RE: [PATCH 1/1] doc: slimbootloader: Update Linux booting steps on > QEMU > > Hi Bin, > > > -----Original Message----- > > From: Bin Meng [mailto:bmeng...@gmail.com] > > Sent: Sunday, August 25, 2019 9:47 PM > > To: Park, Aiden <aiden.p...@intel.com> > > Cc: Andy Shevchenko <andy.shevche...@gmail.com>; u-boot@lists.denx.de > > Subject: Re: [PATCH 1/1] doc: slimbootloader: Update Linux booting > > steps on QEMU > > > > Hi Aiden, > > > > On Mon, Aug 26, 2019 at 11:20 AM Park, Aiden <aiden.p...@intel.com> wrote: > > > > > > Hi Bin, > > > > > > > -----Original Message----- > > > > From: Bin Meng [mailto:bmeng...@gmail.com] > > > > Sent: Sunday, August 25, 2019 7:36 PM > > > > To: Park, Aiden <aiden.p...@intel.com> > > > > Cc: Andy Shevchenko <andy.shevche...@gmail.com>; > > > > u-boot@lists.denx.de > > > > Subject: Re: [PATCH 1/1] doc: slimbootloader: Update Linux booting > > > > steps on QEMU > > > > > > > > Hi Aiden, > > > > > > > > On Fri, Aug 23, 2019 at 5:31 AM Park, Aiden <aiden.p...@intel.com> > > > > wrote: > > > > > > > > > > Add steps to test Linux booting on QEMU with Yocto image. > > > > > > > > > > Signed-off-by: Aiden Park <aiden.p...@intel.com> > > > > > --- > > > > > doc/board/intel/slimbootloader.rst | 22 ++++++++++++++++++++++ > > > > > 1 file changed, 22 insertions(+) > > > > > > > > > > diff --git a/doc/board/intel/slimbootloader.rst > > > > > b/doc/board/intel/slimbootloader.rst > > > > > index 07c9b126f7..375e676804 100644 > > > > > --- a/doc/board/intel/slimbootloader.rst > > > > > +++ b/doc/board/intel/slimbootloader.rst > > > > > @@ -86,6 +86,28 @@ The PayloadId can be any 4 Bytes value. > > > > > > > > > > $ qemu-system-x86_64 -machine q35 -nographic -serial > > > > > mon:stdio -pflash Outputs/qemu/SlimBootloader.bin > > > > > > > > > > +Test Linux booting on QEMU target > > > > > +--------------------------------- > > > > > + > > > > > +Let's use LeafHill (APL) Yocto image for testing. > > > > > +Download it from > > > > > +http://downloads.yoctoproject.org/releases/yocto/yocto- > > > > 2.0/machines/leafhill/. > > > > > + > > > > > +1. Prepare Yocto hard disk image:: > > > > > + > > > > > + $ wget > > > > > + http://downloads.yoctoproject.org/releases/yocto/yocto- > > > > 2.0/machines/leafhill/leafhill-4.0-jethro-2.0.tar.bz2 > > > > > + $ tar -xvf leafhill-4.0-jethro-2.0.tar.bz2 > > > > > + $ ls -l > > > > > + leafhill-4.0-jethro-2.0/binary/core-image-sato-intel-corei7-64 > > > > > + .h > > > > > + ddim > > > > > + g > > > > > > > > nits: this line is not necessary > > > > > > > This is just to show unzipped file path and make sure the file exists > > > properly. > > > > > > > > + > > > > > +2. Launch Slim Bootloader on QEMU with disk image:: > > > > > + > > > > > + $ qemu-system-x86_64 -machine q35 -nographic -serial > > > > > + mon:stdio -pflash Outputs/qemu/SlimBootloader.bin -drive > > > > > + id=mydrive,if=none,file=/path/to/core-image-sato-intel-corei7- > > > > > + 64 .hdd img,format=raw -device ide-hd,drive=mydrive > > > > > + > > > > > +3. Update boot environment values on shell:: > > > > > + > > > > > + => setenv bootfile vmlinuz > > > > > + => setenv bootdev scsi > > > > > + => boot > > > > > > > > I followed all the instructions here, and I see the same problem > > > > as I reported > > > > before: Invalid Boot Flag. > > > > > > > > => setenv bootfile vmlinuz > > > > => setenv bootdev scsi > > > > => boot > > > > scanning bus for devices... > > > > SATA link 0 timeout. > > > > SATA link 1 timeout. > > > > SATA link 2 timeout. > > > > SATA link 3 timeout. > > > > SATA link 4 timeout. > > > > Target spinup took 0 ms. > > > > AHCI 0001.0000 32 slots 6 ports 1.5 Gbps 0x3f impl SATA mode > > > > flags: ncq only > > > > Error: Invalid Boot Flag (found 0x0000, expected 0xaa55) > > > > > > > This has a dependency on a patch - > > > https://patchwork.ozlabs.org/patch/1150306/ > > > which is still waiting to be applied. > > > > > > > Thanks, now I am able to boot the Yocto Linux kernel image. > > > > Reviewed-by: Bin Meng <bmeng...@gmail.com> > > Tested-by: Bin Meng <bmeng...@gmail.com> > > > Thanks Bin for your testing. > > > However when testing, I noticed that SlimBootloader does not support > > multicore? If I passed "-smp 2" or "-smp 4" to QEMU, it failed to > > boot. Logs > > below: > > > > MP Init (Wakeup) > > MP Init (Run) > > Detected 2 CPU threads > > CPU 0 APIC ID: 0 > > CPU 1 APIC ID: 1 > > PCI Enum > > Call FspNotifyPhase(20) ... Success > > ACPI Init > > Less MADT entries than Number of cores.. > > ACPI Ret: Out of Resources > > Error: Out of Resources > > > > ACPI error ! > > STAGE_2: System halted! > > > We simply verified a single core system only with QEMU. > Let me fix this MADT issue on Slim Bootloader side. > Thanks a lot for bringing up this issue! > Now, Slim Bootloader supports -smp option on QEMU with the latest code base. Thanks again for bringing this up.
> > Regards, > > Bin > > Best Regards, > Aiden Best Regards, Aiden _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot